Whitefield is a town in Coos County, New Hampshire, United States, in the White Mountains Region. The population was 2,306 at the 2010 census. Situated on the northern edge of the White Mountains, Whitefield is home to the Mount Washington Regional Airport and the White Mountains Regional High School.Whitefield is part of the Berlin, NH–VT Micropolitan Statistical Area. The central village in the town, where 1,142 people resided at the 2010 census, is defined as the Whitefield census-designated place and is located at the junction of U.S. Route 3, New Hampshire Route 116 and NH Route 142.